1, open ps, that version is ok, for convenience, we still use the latest version.

2, open a picture that needs to be processed, it is best to find a slightly fatter face.

3. Then click the filter on the ps menu bar and select Liquefaction!

4. After opening, as shown in the figure, you don't need to set other values, just select the first tool on the left menu, and then pull your face slightly to see the effect. As for what it looks like, let's do it according to our needs. In short, it should be symmetrical!

5. The result after the repair.